SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-3943

A vulnerability was found in H3C ACG1000-AK230 up to 20260227.

MEDIUM 5.5EPSS 39.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 39.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

A vulnerability was found in H3C ACG1000-AK230 up to 20260227. This affects an unknown part of the file /webui/?aaa_portal_auth_local_submit. The manipulation of the argument suffix results in command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor is investigating and remediating this issue.

CVSS 4.0
5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
39.46% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-74, CWE-77
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.